Chapter 5: Operation
5. Operation
5.1 LED Operation
Each L2 module features diagnostic LEDs that provide information on features and ports.
Upgrade LED Stacks
Upper | Function | State |
FEF | Fiber Far End Fault | ON Green |
TXLL | TX LinkLoss/Blink if Active | ON Green |
LNK | FiberLink is valid/Flash on Activity | ON Green |
DIS | Software Disabled TX Port | On Yellow |
Upper | Function | State |
FA | FiberAlert enabled/Blink Active | ON Green |
FXLL | FX LinkLoss/Blink if Active | ON Green |
LNK | FX LinkLoss is valid/Flash on Activity | ON Green |
DIS | Software Disabled fiber port | On Yellow |
| (via iView²) |
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